L4936E Datasheet, PDF (1/11 Pages) STMicroelectronics – ADVANCED VOLTAGE REGULATOR

®
L4936E
ADVANCED VOLTAGE REGULATOR
ENABLE AND SENSE INPUTS (EN, SI) PRO-
TECTED AGAINST NEGATIVE TRANSIENTS
DOWN TO -5V
RESET THRESHOLD ADJUSTABLE FROM
3.8 TO 4.7V
EXTREMELY LOW QUIESCENT CURRENT,
65µA (LESS THAN 90µA) IN STANDBY
MODE
OPERATING DC SUPPLY VOLTAGE RANGE
5V - 28V
OPERATING TRANSIENT SUPPLY VOLT-
AGE UP TO 40V
HIGH PRECISION STANDBY OUTPUT VOLT-
AGE 5V ± 1% WITH 100mA CURRENT CA-
PABILITY
OUTPUT 2 VOLTAGE 5V ± 2% WITH 400mA
CURRENT CAPABILITY (ADJ WIRED TO
VOUT2)
OUTPUT 2 VOLTAGE ADJUSTABLE BY EX-
TERNAL VOLTAGE DIVIDER
OUTPUT 2 DISABLE FUNCTION FOR
STANDBY MODE
PIN CONNECTIONS (Top views)
MULTIWATT 11
MULTIWATT 15
ORDERING NUMBERS: L4936E (Multiwatt 11)
L4936EH (Multiwatt 15)
DESCRIPTION
The L4936E is a monolithic integrated dual volt-
age regulator with two very low dropout outputs
and additional functions as power-on reset and in-
put voltage sense. It is designed for supplying the
microcomputer controlled systems especially in
automotive applications.
11
10
9
8
7
6
5
4
3
2
1
TAB CONNECTED TO PIN 6
OUT2
ADJ
OUT1
SO
RES
GND
EN
CT
PR
SI
VS1/VS2
D94AT077
June 2000
Multiwatt11
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
TAB CONNECTED TO PIN 6
Multiwatt15
OUT2
ADJ
OUT1
SO
N.C.
N.C.
RES
GND
EN
N.C.
CT
PR
SI
VS1
VS2
D94AT078A
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